<template>
  <div>
    <h1>Count</h1>
    <button @click="showAttrs($attrs)">按钮</button>
  </div>
</template>

<script lang="ts">
import { defineComponent } from 'vue';
export default defineComponent({
  name: 'Count',
});
</script>
<script lang="ts" setup>
defineProps<{
  a: number;
}>();

const showAttrs = (attrs: any) => {
  console.log(attrs);
};
</script>

<style lang="less" scoped></style>
